Orchestrating IMS – Project Clearwater on CloudStack using Heat and Hurtle

Project Clearwater is an open source implementation of IP Multimedia Subsystem (IMS) developed for scalable deployment in the cloud to provide voice, video and messaging services. There has been  work done before on orchestrating Clearwater in OpenStack using Cloudify. We, in cooperation with our partner – Citrix, present orchestration of this system in Apache CloudStack […]




Experimental evaluation of post-copy live migration in OpenStack using 10Gb/s interfaces

Up to now, we have published several blog posts focusing on the live migration performance in our experimental Openstack deployment – performance analysis of post-copy live migration in Openstack and an analysis of the performance of live migration in Openstack. While we analyzed the live migration behaviour using different live migration algorithms (read our previous blog posts regarding pre-copy […]